APA

Pandey O. P., Bajpai D. N. & S. Giri. (2012). Practical chemistrey. New Delhi: S.Chand & company Ltd.

Chicago

Pandey O P, Bajpai D N and S. Giri. 2012. Practical chemistrey. New Delhi: S.Chand & company Ltd.

Harvard

Pandey O. P., Bajpai D. N. and S. Giri. (2012). Practical chemistrey. New Delhi: S.Chand & company Ltd.

MLA

Pandey O P, Bajpai D N and S. Giri. Practical chemistrey. New Delhi: S.Chand & company Ltd. 2012.